architectura
Architectura is a Latin noun meaning architecture, the art and science of designing, planning, and governing the construction of buildings. In classical usage the term encompassed both practical craft and architectural theory, often with an emphasis on proportion, symmetry, and utility. The word is the etymological source of the modern term architecture and of related design vocabularies in several European languages (for example architecture in English and French, arquitectura in Spanish, architettura in Italian, Architektur in German).
In antiquity, architectura appears in writers such as Vitruvius, whose De architectura (On Architecture) is one
During the Renaissance, Latin remained the lingua franca for scholarly discourse on architecture, even as vernacular
Today, architectura is primarily of historical and philological interest; modern discussions distinguish architecture as a discipline